Hybrid quantum-classical approach to quantum optimal control

J Li, X Yang, X Peng, CP Sun - Physical review letters, 2017 - APS
A central challenge in quantum computing is to identify more computational problems for
which utilization of quantum resources can offer significant speedup. Here, we propose a …

Introduction to quantum optimal control for quantum sensing with nitrogen-vacancy centers in diamond

P Rembold, N Oshnik, MM Müller, S Montangero… - AVS Quantum …, 2020 - pubs.aip.org
Diamond based quantum technology is a fast emerging field with both scientific and
technological importance. With the growing knowledge and experience concerning diamond …

Optimization landscape of quantum control systems

X Ge, R Wu, H Rabitz - Complex System Modeling and …, 2021 - ieeexplore.ieee.org
Optimization is ubiquitous in the control of quantum dynamics in atomic, molecular, and
optical systems. The ease or difficulty of finding control solutions, which is practically crucial …

The Surprising Ease of Finding Optimal Solutions for Controlling Nonlinear Phenomena in Quantum and Classical Complex Systems

H Rabitz, B Russell, TS Ho - The Journal of Physical Chemistry A, 2023 - ACS Publications
This Perspective addresses the often observed surprising ease of achieving optimal control
of nonlinear phenomena in quantum and classical complex systems. The circumstances …

Robust quantum control using hybrid pulse engineering

MH Ram, VR Krithika, P Batra, TS Mahesh - Physical Review A, 2022 - APS
The development of efficient algorithms that generate robust quantum controls is crucial for
the realization of quantum technologies. The commonly used gradient-based optimization …

Control landscapes are almost always trap free: a geometric assessment

B Russell, H Rabitz, RB Wu - Journal of Physics A: Mathematical …, 2017 - iopscience.iop.org
A proof is presented that almost all closed, finite dimensional quantum systems have trap
free (ie free from local optima) landscapes for a large and physically general class of …

Advanced optimal control methods for spin systems

DL Goodwin - arXiv preprint arXiv:1803.10432, 2018 - arxiv.org
Work within this thesis advances optimal control algorithms for application to magnetic
resonance systems. Specifically, presenting a quadratically convergent version of the …

Common foundations of optimal control across the sciences: evidence of a free lunch

B Russell, H Rabitz - … Transactions of the Royal Society A …, 2017 - royalsocietypublishing.org
A common goal in the sciences is optimization of an objective function by selecting control
variables such that a desired outcome is achieved. This scenario can be expressed in terms …

Combining the synergistic control capabilities of modeling and experiments: illustration of finding a minimum-time quantum objective

QM Chen, X Yang, C Arenz, RB Wu, X Peng, I Pelczer… - Physical Review A, 2020 - APS
A common way to manipulate a quantum system, for example spins or artificial atoms, is to
use properly tailored control pulses. In order to accomplish quantum information tasks …

Quantum control landscapes are almost always trap free

B Russell, H Rabitz, R Wu - arXiv preprint arXiv:1608.06198, 2016 - arxiv.org
A proof that almost all quantum systems have trap free (that is, free from local optima)
landscapes is presented for a large and physically general class of quantum system. This …